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హోమ్ / Air Quality Index / కోల్‌కతా

Air Pollution Level in కోల్‌కతా

AQI City List
కోల్‌కతా AQI

52 AQI

0
50
100
200
300
400
సంతృప్తికరం
52 AQI
Least Polluted City
Most Polluted City
Measuring Key Pollutants in Air Quality
  • Particulate Matter (size less than 10 µm) or (PM10)
  • Particulate Matter (size less than 2.5 µm) or (PM2.5)
  • Nitrogen Dioxide (NO2)
  • Sulphur Dioxide (SO2)
  • Carbon Monoxide (CO)
  • Ozone (O3)
  • Ammonia (NH3)
  • Lead (Pb)
AQI Values and Their Health Impact
AQI 0-50
Good
Possible Health Impacts: Minimal impact
AQI 51-100
Satisfactory
Possible Health Impacts: Minor breathing discomfort to sensitive people
AQI 100-200
Moderate
Possible Health Impacts: Breathing discomfort to the people with lungs, asthma and heart diseases
AQI 201-300
Poor
Possible Health Impacts: Breathing discomfort to most people on prolonged exposure
AQI 301-400
Very Poor
Possible Health Impacts: Respiratory illness on prolonged exposure
AQI 401-500
Severe
Possible Health Impacts: Affects healthy people and seriously impacts those with existing diseases

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